Home / 322,968.12-445,687.02-179,733.24

Finding the Fourth Proportional to 322,968.12, 445,687.02 and 179,733.24

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Solution

The fourth proportional to 322,968.12, 445,687.02 and 179,733.24 is: 248,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,968.12 : 445,687.02 = 179,733.24 : x
  2. Step 2: Convert to fraction form
    322,968.12/445,687.02 = 179,733.24/x
  3. Step 3: Cross multiply
    322,968.12x = 445,687.02 × 179,733.24
  4. Step 4: Simplify right side
    322,968.12x = 80,104,772,130.54
  5. Step 5: Solve for x
    x = 80,104,772,130.54/322,968.12
  6. Step 6: Final answer
    x = 248,026.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.